Describe how crude oil is separated into fractions

Crude oil is separated by fractional distillation. Crude oil is heated to vaporize the different hydrocarbons in a tank which is cool at the top and hot at the bottom. The vapours then rise and the different hydrocarbons condense at their specific boiling points, allowing them to be separated.

PI

Related Chemistry GCSE answers

All answers ▸

The composition by mass of a compound is: C=36.4%, H=6% and F=57.6%. Calculate the empirical formula. If the RFM is 66, what is the molecular formula?


Describe what the Activation Energy for a reaction is.


Explain why graphite conducts electricity


If 350gNaCl is dissolved in water and made up to a volume of 3dm^3, calculate the concentration of the solution.